Polygonum acre, H. B. K. (P. punctatum, Ell.; P.
hydropiperoides, Pursh). The closely allied species, P. hydropiper, L.,
is not perennial, but in other respects is very similar to P. acre; both
possess properties nearly, if not absolutely, identical. These are the
only American acrid species.

►
A slight vertiginous feeling passed over the head, followed, in a short
time, by a sensation in the arms and legs as of a galvanic current
passing through them (after two hours, third day), [1]. ►
Dizziness and trembling of the limbs, with pain in left temple and left
side of head (after second dose, fourth day), [2]. ► Head
feels dull (after third dose, second day), [2]. ►
Obtuseness of the head and general lassitude (third day), [2]. ► Dull
headache all the morning (tenth day), [2].
► Dull headache, with pain in
epigastric region, after dinner (fifteenth day), [2]. ►
Headache, in the afternoon, with cold feeling in the stomach (eleventh
day), [2]. ►
Headache (thirteenth day), [2]. ► Headache during forenoon and after dinner
(fourteenth day), [2]. [10.]►
Fulness of head (after fifth dose, second day), [4]. ►
Pulsative headache, with sensation of fulness (fourth day), [1]. ►
Dull throbbing or pulsative headache (sixteenth day), [2]. ► Dull
pain in forehead (eighteenth day), [2].
► Headache in left frontal region
(first day), [4]. ► Severe frontal headache (third day), [4]. ►
Great pain in the head, shifting from the frontal to the occipital
region (third day), [4]. ► Frontal headache, with darting pains
through the temples, in the orbits, the knees, and legs (tenth day), [2]. ►
Momentary pain in the right frontal protuberance, and instantly
afterwards in the right occipital protuberance (after half an hour), [3]. ► 1
P.M., pulsative and acute pain in left temple (ninth day), [1]. [20.]► Pain in left temple and left side
of head, with dizziness and trembling of the limbs (after second dose,
fourth day), [2]. ► Slight pain in the sinciput and trembling
of the limbs (one hour after third dose, second day), [2]. ► Pain in
forehead and sides of head, extending into the orbits (three-quarters of
an hour after second dose, second day), [2].
► Occasional shooting through the
occiput (third day), [2].

EYE.

►
Itching and burning in the eyes (after second dose, fourteenth day), [2].

NOSE.

►
Frequent sneezing, as from cold, in the head (nineteenth day), [2]. ►
Smarting raw feeling in pituitary membrane, as from cold (after third
dose, fifteenth day), [2]. ► Irritation and smarting in schneiderian
membrane, as is from cold in head (after second dose, sixth day), [2].

FACE.

►
Pain in region of zygoma (left side), [1].

MOUTH.

►
Pain in the right antrum, as if
proceeding upwards from a tooth, yet the tooth from which the pain
appeared to proceed was sound; this pain occurred frequently (after
seven hours, third day), [1]. [30.]►
Tongue coated yellow (fourth day), [4].
► Tongue feels as if swollen
(eighteenth day), [2]. ► Burning all the way from the roots of the
tongue to pit of stomach (eighteenth day), [2]. ►
Sensation of heat in the mouth and throat, commencing at the tip of the
tongue and extending to much of the mouth, then to the throat at the
right upper part (after a quarter of an hour, second day), [3a]. ►
The salivary excretion, which before had been thick and scanty, now
became abundant and thin (fourth day), [1].
► Taste pungent, like that of black
pepper, [3].

►
Sticking pains in the right hypochondrium (third day), [4]. ► Severe
lancinating pains in left hypochondrium, while walking (half an hour
after third dose, fifteenth day), [2].
► Dull heavy pains in the umbilical
region, relieved by pressure (first day), [4].
► Emission of offensive flatus
(sixteenth day), [2]. ► Borborygmus (second day), [4]. ►
Rumbling in the abdomen (two hours after first dose, second day), [2]. ►
Rumbling in the abdomen, with desire to stool (after second dose,
fourteenth day), [2]. [90.]►
Continual rumbling and pain in abdomen, with tenesmus ani and hard lumpy
fæces (two hours after dose, seventeenth day), [2]. ►
Constant rumbling in abdomen (twentieth day), [2]. ►
Rumbling pain and griping in abdomen, with copious discharge of clear
light-colored urine, which was previously red and scanty (after third
dose, second day), [2]. ► Griping pains in the abdomen, with loose
stools and painful urination (seventeenth day), [2]. ► Aching
in abdomen and stomach all day (ninth day), [2]. ►
Lancinating pains throughout the whole abdomen (nineteenth day), [2]. ►
From 5 to 6 P.M. cutting coliclike pains just below the stomach, in
region of colon (seventh day), [1].
► Sharp cutting pain in intestines
and stomach (after second dose, nineteenth day), [2]. ► Cutting
cramplike pain in abdomen (sixteenth day), [2]. ►
Occasional pulsative pains in region of colon, lasting one hour (eighth
day), [2]. [100.]►
Cold feeling in abdomen, more in region of transverse colon and stomach,
with nausea (sixteenth day), [2]. ► Rumbling and gurgling in the lower part
of the abdomen, proceeding upward, with desire for stool (sixteenth
day), [2]. ►
Cutting and shooting pains in the lower intestines, with pain in the pit
of the stomach (one hour after third dose, second day), [2]. ►
Pulsative pains at the pit of the hypogastric region, as if in the left
portion of the bladder (fourth day), [1].
► Pain in the lower intestines and
epigastrium (ninth day), [2]. ► Pain in hypogastrium and rectum, with
rumbling in those parts, proceeding from below upwards, and insufficient
stool (after second dose, sixteenth day), [2].
► Pain in lower parts of abdomen half
an hour after eating (fifteenth day), [2].
► Pain in hypogastric region, rectum,
and anus (ninth day), [2]. ► Cutting pain in lower part of bowels,
with constant urging to stool, and frequent discharge of flatus
(sixteenth day), [2]. ► Throbbing pain in left inguinal glands,
lasting half an hour (sixteenth day), [2].

RECTUM AND ANUS.

[110.]► Dull pain in the rectum (after
second dose, fourteenth and twentieth days), [2]. ► Pain in
rectum and anus and in hypogastric region (nineteenth day), [2]. ►
In the evening the interior of the anus was studded with itching
eminences, as from corrugation, without contraction a kind of
hæmorrhoidal tumor (third day); they disappear within two days, [3a]. ►
Ineffectual urging to stool, with discharge of a great quantity of fetid
flatus (after two hours and a half, third day), [2]. ►
Constant urging to stool (tenth day), [2].
► In the afternoon straining at
stool, with mucous jelly-like discharge; yellowish-green stools (after
second dose, sixteenth day), [2]. ► Tenesmus, with nausea, at 9 P.M.
(sixteenth day), [2]. ► Tenesmus ani, with hard lumpy fæces (two
hours after dose, seventeenth day), [2].
► Ineffectual urging to stool and
tenesmus, with pulsative pains in the hips and loins (nineteenth day), [2].

STOOL.

►
Diarrhic stools (two hours after first dose, second day), [2]. [120.]► Diarrhic stools discharged with
considerable force (ninth day), [2].
► Diarrhic fæces and abundant flow
of urine (tenth day), [2]. ► Frequent diarrhic stools (nineteenth
day), [2]. ►
Copious liquid stools, followed by a smarting sensation of the anus, at
2.15 (my bowels had moved as usual at 8 A.M., and are generally very
regular), (three-quarters of an hour after third dose, second day), [4]. ►
Stool at usual time; first part of fæces hard and painful, last part
soft (sixth day), [1]. ► Hard lumpy fæces, with tenesmus ani (two
hours after dose, seventeenth day), [2].
► Alternating constipation and diarrha
(after second dose, twentieth day), [2].
► Constipated since the second day
(fourth day), [4].

URINARY ORGANS.

►
Bladder and Urethra.►
Cutting pains extending apparently along the ureters down to the bladder
(nineteenth day), [2]. ► Pain in neck of bladder (after second and
third dose, fifteenth day), [2]. [130.]►
Constricted feeling at the neck of the bladder while urinating, with
pain in the testicles and spermatic cords (after second dose, fifteenth
day), [2]. ►
Painful cutting and feeling of strangulation at neck of bladder when
urinating, lasting a long time (after third dose, fifteenth day), [2]. ►
Feeling of strangulation in the neck of the bladder (after second dose,
sixteenth day), [2]. ► Pain in neck of bladder (sixteenth day), [2]. ►
Pulsative pain in region of prostate gland, occasionally extending along
the urethra, continuing for half an hour (eighth day), [1]. ► Burning
sensation in prostate gland (after
second dose, fourteenth day), [2].
► When voiding urine, slight pain
apparently in prostate gland (after second dose, fourteenth day), [2]. ►
Itching in the orifice of the urethra and around the glans penis, and
constant desire to urinate (fifteenth day), [2]. ► Micturition
and Urine.► Increased
desire to urinate (after third dose, second day), [2]. ► Urging
to urinate, with smarting in the urethra (two hours after second dose,
thirteenth day), [2]. [140.]►
Constant desire to urinate (sixteenth day), [2]. ► Voided
urine at three several times during the night, an occurrence that has
never happened before with the prover (second day), [1]. ► Copious
discharge of light-colored urine, which previously was red and scanty,
with rumbling pain and griping in abdomen (after third dose, second
day), [2]. ►
Free discharge of light-colored urine (soon after dose, fourth day), [2]. ►
Urine scanty and dark (third day), [2].
► Voiding of an unusually large
quantity of urine (ninth day), [2].
► Abundant flow of urine and
diarrhic fæces (tenth day), [2].
► Copious flow of urine, with
continued pains in spermatic cords and testicles; worse in left (Staph.
seemed to relieve the pain considerably), (twelfth day), [2]. ►
Increased flow of urine, with irritation at the neck of the bladder and
smarting in the urethra (after second dose, fourteenth day), [2]. ►
Copious flow of straw-colored urine (fifteenth day), [2]. [150.]► Copious flow of clear light-colored urine
(eighteenth day), [2]. ► Profuse pale urine (twentieth day), [2].

SEXUAL ORGANS.

►
Pain in left spermatic cord and testicle, continuing all day, with
soreness of the testicle; at the same time, occasional darting pains in
right spermatic cord and testicle (eleventh day), [2]. ► Pain in
spermatic cord and testicles continues (thirteenth and fourteenth days),
[2]. ►
Pain in left spermatic cord and testicle (seventeenth day), [2]. ►
Itching and stinging of prepuce (after second dose, fifteenth day), [2]. ►
Pain and soreness in left testicle, and extending along spermatic cord
(nineteenth day), [2].

RESPIRATORY ORGANS.

►
Constriction of the larynx (first day), [4].
► Dry cough, in the night, excited by
titillation, in the upper anterior part of the chest, with a dry
sensation in the larynx when coughing (after about twelve hours), [3a]. ►
Cough excited by a pricking-tingling sensation behind the upper part of
the sternum (after forty minutes, second day), [3a].

CHEST.

[160.]► Sharp pain under the right scapula,
extending into the chest and to the pit of the stomach, with heavy
beating of the heart and throbbing of the carotid arteries (third day), [2]. ►
Pulsative pressive pains just above the xiphoid cartilage (eight day), [1]. ►
Cutting pain in left side of chest (eighteenth day), [2]. ► Burning
in chest, with cold feeling in pit of stomach and shooting pains (two
hours and a half after second dose, nineteenth day), [2].

HEART AND PULSE.

►
Sharp cutting, shooting pains in region of heart, extending through to
left shoulder-blade (two hours and a half after third dose, second day),
[2]. ►
Heavy beating of the heart (third day), [2].
► Pulse 65 (after third dose, second
day), [2].

NECK AND BACK.

►
About midnight awoke with severe lameness of the muscles of the left
side of the neck, extending to the shoulder, and rendering movement
painful (third day), [1]. ► Lameness of muscles of neck continued,
with the same pulsative and wandering pains (fourth night), [1]. ►
Pulsative pains in left lumbar region (fourth day), [1]. [170.]► Aching in the loins, with pain around the
left hip-joint (nineteenth day), [2].
► Pain in the sacrum and bladder,
with desire to urinate, not relieved by voiding large quantities of
urine (one hour after a dose, nineteenth day), [2].

► Shooting pain in the left arm, from the
elbow to the tips of the fingers (third day), [4]. ► Dull
pain in extensor muscles of left arm, from shoulder to wrist (after
third dose, second day), [2]. ► Sharp pain in right shoulder-joint,
extending to elbow in one direction, and the trapezius muscle in the
other, with occasional shooting through the occiput (third day), [2]. ►
Pulsative and intermittent pains in left shoulder-joint (fourth day), [1]. ►
Aching in the left shoulder, when recumbent, about 11 P.M., soon after
going to bed (second day), [3]. [180.]►
Painful pressure on the left palmar-radial side of the right forearm, an
inch and a half above the wrist, at the spot where the radial artery is
distinctly felt, lasting seven minutes (after ten minutes), [3a]. ►
Throbbing, shooting pain in the left wrist, extending to the tip of the
middle finger (first day), [4].

INFERIOR EXTREMITIES.

► Aching pains in lower extremities
(eighteenth day), [2]. ► Dull pain in legs, with tensive pain in
calves and weariness (after third dose, second day), [2]. ►
Pulsative pains in the hips and loins, with ineffectual urging to stool
and tenesmus (nineteenth day), [2].
► Pains around left hip-joint, with
aching in the loins (nineteenth day), [2].
► Pain in knee-joints, extending down
to ankles (eleventh day), [2]. ► Aching pain in knees (after second dose,
nineteenth day), [2]. ► Pain in the left knee, with a feeling of
great weakness (third day), [4]. ► Severe aching at the forepart of the left
tibia, about four inches below the knee, from 1 to 2 P.M. (second day), [3]. [190.]► Pain, pressive and remittent, for
two consecutive evenings, at the anterior-inner surface of the head of
the left tibia (third and fourth days), [3a].

GENERALITIES.

►
Trembling of the whole body, with profuse perspiration from moderate
exercise (third day), [2]. ► Great weariness after walking (twentieth
day), [2]. ►
Extreme lassitude, after taking a short walk (third day), [2]. ► Feeling
of excessive debility (seventeenth day), [2].
► Sensitiveness to cold (thirteenth
day), [2]. ►
Pains moving from place to place; erratic (after third dose, second
day), [2]. ►
Pains move suddenly from place to place, in the ball of the little toe
of the left foot, in the right shoulder-joint, in the right foot, at the
left extremity of the stomach, in the knees, etc. The pains were
momentary, but frequently recurred. Sometimes a single pulsation, at
other times several, before the pains appeared in another place. The
character and movement of these pains reminded the prover of the
flashing of the Aurora borealis, or rather, perhaps of the distant
electrical phenomenon sometimes observed in a thunderstorm after the
cloud has passed far away; a tremulous electrical movement (fourth day),
[1]. ►
Same erratic pains continue in region of mastoid processes, at the
insertion of the deltoid muscles, etc. (fifth day), [1]. ►
Pulsative and wandering pains continue in wrist and finger-joints, more
in the metacarpo-phalangeal joints, in epigastrium, abdomen, etc. (fifth
day), [1]. [200.]►
Pulsative and wandering pains continued through the day, but mostly when
within doors, scarcely felt when in open air (sixth day), [1]. ►
Pulsative and erratic pains continue, especially when in the house
(seventh day), [1]. ► Erratic pains continue (eighth and ninth
days), [1].

SKIN.

►
Skin of the whole body dry (after second dose, fifteenth day), [2]. ►
In the evening a scarlet eruption, about three inches in width, made its
appearance around the waist, itching and burning, attended with pain
(third day). Appeared on two successive evenings, [2]. ► Itching
and burning around the waist, and fine, red eruption (sixteenth day), [2]. ►
Itching under the eyes (after second dose, fifteenth day), [2]. ►
Itching and burning around the waist during forenoon (fourth day), [2]. ►
Intolerable itching in the left shin, a little above the ankle, at 6
A.M. (second day), [3]. ► Burning tingling in the whole body, more
in legs and feet, forearm and bands (nineteenth day), [2].